Michal Vik Author

Michal Vik, PhD, is an Associate Professor in the Department of Material Science at the Technical University of Liberec, Czech Republic, and research consultant for the Centre for the Development of Engineering Research VÚTS, a.s., Czech Republic. Currently, he is also head of the Colorimetry Group of the Czech Republic and Laboratory Color and Appearance Measurement of the Department of Material Engineering Technical University of Liberec. He is the author or co-author of six books, about 20 scientific papers published in journals, more than 150 scientific contributions on the international conferences, and five patents.

Aravin Prince Periyasamy is in the PhD degree program at the Technical University of Liberec, Czech Republic, under the supervision of Dr. Martina Viková and Dr. Michal Vik, on investigating the issues of kinetic measurement of photochromic textiles. He is the author of three books and many articles, some of which were published in peer-reviewed journals. He has also presented several papers at professional conferences.

Martina Viková, PhD, is an Associate Professor of Material Science, Department of Material Engineering, Technical University of Liberec, Czech Republic. She is currently vice-head of the Colorimetry Group of the Czech Republic and Laboratory Color and Appearance Measurement of the Department of Material Engineering, Technical University of Liberec. She is the author or co-author of three books, about 15 scientific papers published in journals, more than 80 scientific contributions at the international conferences, and five patents.